@book{18833,
	author = {Van Wyk, Ben-Erik. and Wink, Michael.},
	title = {Medicinal plants of the world :},
	publisher = {Briza Pub.,},
	year = {2004.},
	address = {Pretoria, South Africa :},
	edition = {1st ed.},
	url = {http://www.loc.gov/catdir/toc/fy045/2004377998.html}
}